Finding the Fourth Proportional to 1,213,162.43, 1,819,677.99 and 371,716.61
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Solution
The fourth proportional to 1,213,162.43, 1,819,677.99 and 371,716.61 is: 557,554.80
Step by Step Solution
- Step 1: Write the proportion equation
1,213,162.43 : 1,819,677.99 = 371,716.61 : x - Step 2: Convert to fraction form
1,213,162.43/1,819,677.99 = 371,716.61/x - Step 3: Cross multiply
1,213,162.43x = 1,819,677.99 × 371,716.61 - Step 4: Simplify right side
1,213,162.43x = 676,404,533,734.41 - Step 5: Solve for x
x = 676,404,533,734.41/1,213,162.43 - Step 6: Final answer
x = 557,554.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.